Home / 40,507.18-55,895.67-22,357.57

Finding the Fourth Proportional to 40,507.18, 55,895.67 and 22,357.57

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Solution

The fourth proportional to 40,507.18, 55,895.67 and 22,357.57 is: 30,851.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,507.18 : 55,895.67 = 22,357.57 : x
  2. Step 2: Convert to fraction form
    40,507.18/55,895.67 = 22,357.57/x
  3. Step 3: Cross multiply
    40,507.18x = 55,895.67 × 22,357.57
  4. Step 4: Simplify right side
    40,507.18x = 1,249,691,476.99
  5. Step 5: Solve for x
    x = 1,249,691,476.99/40,507.18
  6. Step 6: Final answer
    x = 30,851.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.